概述
SF DZ-3I系列電能質量監測儀適用于配電系統,特別適用于安裝環境苛刻的企業配電系統或分布式新能源(光伏、風電)接入點的電能質量監測。裝置采用了全新設計的機械結構,一體化緊湊型設計,可靈活選擇多種安裝方式,以適應苛刻的安裝環境。既可以滿足企業配電系統配電箱內的壁掛式安裝,也可以實現常規的嵌入式安裝的要求。
儀器特點
◆分布式設計,安裝更靈活。
◆在線監測:采用DSP技術并結合FFT計算方法可以保證高精度的在線監測電網中各項參數;
◆顯示:采用5.7寸TFT彩色液晶屏顯示;
◆穩定性:采用多層電路板設計,整體結構合理,抗干擾能力強;
◆通信(xin)接口(kou):提供RS232或RS485通訊接口(kou);
儀器功能
基本監(jian)測(ce)量 | 頻率(lv)、電(dian)壓、電(dian)流有效值,總(zong)的有功、無功功率(lv)、功率(lv)因(yin)數 |
基本監測指標 | 電(dian)(dian)(dian)(dian)網頻率(lv)(lv)(lv)、電(dian)(dian)(dian)(dian)壓(ya)/電(dian)(dian)(dian)(dian)流(liu)有(you)(you)效(xiao)值、總(zong)有(you)(you)功(gong)(gong)(gong)(gong)/無功(gong)(gong)(gong)(gong)/功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)因數(shu)、三(san)相(xiang)(xiang)基(ji)波電(dian)(dian)(dian)(dian)壓(ya)/電(dian)(dian)(dian)(dian)流(liu)有(you)(you)效(xiao)值、基(ji)波電(dian)(dian)(dian)(dian)壓(ya)/電(dian)(dian)(dian)(dian)流(liu)相(xiang)(xiang)位、基(ji)波功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)/功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)因數(shu)、電(dian)(dian)(dian)(dian)壓(ya)偏差、頻率(lv)(lv)(lv)偏差、三(san)相(xiang)(xiang)電(dian)(dian)(dian)(dian)壓(ya)不平衡度(du)、三(san)相(xiang)(xiang)電(dian)(dian)(dian)(dian)流(liu)不平衡度(du)、負序分(fen)量、諧(xie)波(2-50次(ci))包括電(dian)(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)(dian)流(liu)的總(zong)諧(xie)波畸(ji)變率(lv)(lv)(lv)、各次(ci)諧(xie)波含有(you)(you)率(lv)(lv)(lv)、幅值、相(xiang)(xiang)位、有(you)(you)功(gong)(gong)(gong)(gong)、無功(gong)(gong)(gong)(gong)等 |
高級(ji)監測指標 | 電壓(ya)波動、閃變、間諧波 |
其他(ta)功(gong)能 | 參數設置功能 |
技術指標
技術(shu)規格 | 參數(shu)指標 |
生產廠家 | 保定方長電力技術有限公司(si) |
設(she)備型號 | SF DZ-3I |
采(cai)樣路(lu)數 | 1X3相(xiang)(xiang)電(dian)壓,1X3相(xiang)(xiang)電(dian)流 |
電壓(ya)測量范圍(wei) | AC57.7V、100V、220V、380V |
電流測量范(fan)圍 | 0.05~5A |
頻率測量范(fan)圍 | 45~55Hz |
電網頻率誤差 | ≤0.01 Hz |
電壓偏差誤差 | ≤0.2% |
電壓變(bian)動誤差 | ≤0.2% |
閃變誤(wu)差 | ≤5% |
三相電壓不平(ping)衡(heng)度誤差 | ≤0.2% |
諧波測量(liang)誤差(cha) | 符(fu)合國標(biao)A級儀器(qi)要求(qiu) |
間諧波測量誤差 | 符合國標(biao)A級儀器要(yao)求 |
功(gong)率(lv)誤差 | ≤0.5% |
顯(xian) 示 屏 | 5.7寸TFT彩色液晶屏(ping) |
工作(zuo)電源(yuan) | AC220V±20%頻率 45Hz~55Hz DC110V/220V±20% |
通信接口;通訊協議 | 支(zhi)持RS232/RS485/網口; |
功耗 | <20W |
工作溫度(du)/濕度(du) | 工作溫度-20℃~+60℃,濕度5%~95%(非冷凝(ning)) |
尺(chi)寸 | 1/2 19" 6U背插式機箱 |
重(zhong)量 | 約1.5kg |
安裝方式(shi) | 壁掛或嵌入式 |